Keeping Time Through the Ages
Subtitle: The History of Tools Used to Measure Time (Powermath)
Publisher: PowerKids Press
Published: July 2004
Language: eng
Format: Library binding
Number of pages: 32
ISBN-13: 9780823989935
Subjects: Time; Juvenile Nonfiction; Clocks and watches; Children's Books/Ages 9-12 Nonfiction; Children: Grades 3-4; Time measurements; Juvenile literature; General; Instruments; Children's 9-12 - Science